417  
CDUS43 KDMX 190649  
CLIMIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
149 AM CDT TUE AUG 19 2025  
   
...............................  
 
   
..THE MARSHALLTOWN IA CLIMATE SUMMARY FOR AUGUST 18 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 9999 TO 9999  
 
WEATHER ITEM OBSERVED TIME NORMAL DEPARTURE LAST  
VALUE (LST) VALUE FROM YEAR  
NORMAL    
...................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 86 314 PM 81 5 83  
MINIMUM 69 806 AM 59 10 60  
AVERAGE 78 70 8 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.59 0.14 0.45  
MONTH TO DATE 2.96 2.24 0.72  
SINCE JAN 1 28.44 22.72 5.72  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 1 0 1 6  
SINCE JUN 1 9 33 -24 9  
SINCE JUL 1 1 7 -6 8  
 
COOLING  
YESTERDAY 13 6 7 7  
MONTH TO DATE 145 118 27 116  
SINCE JUN 1 672 531 141 600  
SINCE JAN 1 697 585 112 639    
...................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 7.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1000 PM  
LOWEST 70 400 PM  
AVERAGE 85  
   
......................................................  
 
THE MARSHALLTOWN IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 MM MM  
MINIMUM TEMPERATURE (F) 59 MM MM  
 
SUNRISE AND SUNSET  
AUGUST 19 2025........SUNRISE 624 AM CDT SUNSET 806 PM CDT  
AUGUST 20 2025........SUNRISE 625 AM CDT SUNSET 804 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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